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A really cool thing is that it is self powered and can go to 3.3v keeping it’s current limiting capabilities. I went for the 0-6 Amp version since the price difference is minuscule and it seemed more useful in the future. According to the documentation it can handle 20 W or more with the larger heat-sink. Who does not like having some extra leeway…

Please see the full review as well as build process in my YouTube video: